SINGH, B.; PUNDHIR, D. Shift of effective lightning areas during pre to post period of solar cycle minimum of 2008-2009 as determined from Schumann resonance studies at Agra, India. Annals of Geophysics, [S. l.], v. 57, n. 6, 2015. DOI: 10.4401/ag-6596. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/6596. Acesso em: 29 mar. 2024.